Hi,
Actually, I haven't replied but we are actively looking into it.
We haven't seen this before and hope to have a solution for you soon.
All the best,
Mark
On 2 Oct 2011, at 05:08, Stephen Smith wrote:
> Hi - I think MJ already replied to this?
>
> --------------------
> Stephen M. Smith, Professor of Biomedical Engineering
> Associate Director, Oxford University FMRIB Centre
>
> FMRIB, JR Hospital, Headington,
> Oxford. OX3 9 DU, UK
> +44 (0) 1865 222726 (fax 222717)
> [log in to unmask]
> http://www.fmrib.ox.ac.uk/~steve
> ----------------------
>
> On 2 Oct 2011, at 04:00, "Rolf A. Heckemann" <[log in to unmask]> wrote:
>
>> I still haven't found a solution for the issue of fast not working as
>> expected, so I'm reposting this:
>>
>> I am trying to obtain a two-class tissue segmentation of the brain
>> matter of an image. I have a bias-corrected full image (full.nii) and
>> a mask for the brain portion (excluding CSF, mask.nii). So I do
>>
>> fslmaths full -mas mask masked
>> fast -n 2 -g -N masked
>>
>> I get a grey matter probability map in masked_pve_0 as expected. But
>> the white matter portion, masked_pve_1, is a float-type image with
>> only two values, 0 and 1. I would have expected masked_pve_1 to
>> contain intermediate values, just as masked_pve_0 does.
>>
>> I would much appreciate your help.
>>
>> Regards
>>
>> Rolf
>>
>>
>> --
>> Rolf A Heckemann, MD PhD
>> Médecin chercheur
>> Fondation Neurodis
>> CERMEP - Imagerie du Vivant
>> Hôpital Neurologique Pierre Wertheimer
>> 59 Boulevard Pinel
>> 69003 Lyon
>> France
>>
>
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